病例摘要患者男性,40岁。主因双下肢骨痛、烦渴、多饮10个月,加重3个月,恶心、呕吐1个月入院。患者于2010年8月无诱因出现双下肢骨痛,活动受限,伴烦渴、多饮,每日饮水量8～10 L/d,尿量与饮水量相当,于当地医院查血钙3.9 mmol/L,未予重视。2011年2月出现周身关 Case Summary Male patient, 40 years old. Mainly due to lower extremity pain, polydipsia, drink 10 months, aggravating 3 months, nausea, vomiting 1 month admission. Patients with no lower extremity pain in August 2010, limited mobility, with thirst, polydipsia, daily drinking water 8 ~ 10L / d, urine output and drinking water, at the local hospital check blood calcium 3.9 mmol / L, did not pay attention. February 2011 appeared around the body